In this case, the eye doctor has prescribed -2.00 D sphere for the correction of myopia in the right eye (OD). There is no astigmatism correction for this eye, so no cylinder power or axis is noted. This doctor has elected to add SPH, to confirm the right eye is being prescribed only spherical power.
The fastest way to get to Greenwich. Opened by the Queen in 1987, Docklands Light Railway (DLR) is one of the worldâs most advanced automatic train control systems and one of the most exciting ways to get to Greenwich.A trip on the DLR is always an event.he fastest way to get to Greenwich. Opened by the Queen in 1987, Docklands Light Railway (DLR) is one of the worldâs most advanced automatic train control systems and one of the most exciting ways to get to Greenwich.
A Visitor Oyster card is the cheapest way to pay for single journeys on the bus, Tube, DLR, tram, London Overground and most National Rail services in London: 1  Save time â your card is ready to use as soon as you arrive in London. 2  It's more than 50% cheaper than buying a paper Travelcard or single tickets with cash.